«That's what we're going for — not just the first Earth but the first
terrestrial planetary system,» she says.
Not exact matches
The lead author of the new study, Guillem Anglada [1], from the Instituto de Astrofísica de Andalucía (CSIC), Granada, Spain, explains the significance of this find: «The dust around Proxima is important because, following the discovery of the
terrestrial planet Proxima b, it's the first indication of the presence of an elaborate
planetary system, and not just a single planet, around the star closest to our Sun.»
In the Solar
System, the asteroid belt contains the leftover building blocks for the
terrestrial planets Mercury, Venus, Earth, and Mars, so
planetary scientists study the asteroids to gain a better understanding of how rocky, and potentially habitable planets are formed.
In this paper, we review the scientific aspects of
planetary space weather at different regions of our Solar
System, performing a comparative planetology analysis that includes a direct reference to the circum -
terrestrial case.
More generally, these two results demonstrate that the longterm habitability (and astronomical observables) of a
terrestrial planet can depend on the detailed architecture of the
planetary system in which it resides.
In his view, Pluto and the solar
system's other dwarfs deserve a place at the
planetary table, alongside giants like Jupiter and
terrestrial worlds like Earth.
Alan P. Boss is an astrophysicist at the Carnegie Institution for Science's Department of
Terrestrial magnetism and an expert on extrasolar planets and the formation of
planetary systems.
• Georgakarakos, N., I. Dobbs - Dixon, and M.J. Way, 2016: Long term evolution of
planetary systems with a
terrestrial planet and a giant planet.